Since you have an agent that might have many instances (that is, one configured for each attached device) the managed service factory interface is used.

由于您已经有一个可能具备许多实例(即针对每个连接的设备进行了配置)的代理，将使用托管的服务工厂接口。

youdao

Hardware failure in port or attached device.

端口或者附属设备的硬件有故障。

youdao

Provide advanced attached device solutions for architecture structure;

为建筑结构提供先进的附加设备解决方案；

youdao

Now hold on... just because it's a DLNA 1.5 compliant Network Attached Storage device doesn't mean that it's complicated to use.

ENGADGET: Promise's SmartStor Zero NAS streamer dumbs down DLNA for the iPad (hands-on)

Connecting the handset (in its case) to a set of binoculars was seamless: we just attached the device via the self-centering clamps and tightened it into place.

ENGADGET

And on Saturday afternoon, police discovered a device attached to a cash machine at the HSBC bank on Market Hill in Cambridge.

BBC: NEWS | UK | England | Beds/Bucks/Herts | Warning over cashpoint 'cloning'